Infrared sauna



FIG. 1 is a top, front, side perspective view of an infrared sauna, showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a left side elevational view thereof; and,

FIG. 8 is a sectional view taken along line 8--8 of FIG. 1. 

The ornamental design for an infrared sauna, as shown and described. 